Displacement control device and method for laser beam machining

Abstract

The invention relates to the technical field of displacement control devices, in particular to a displacement control device for laser beam machining and a method thereof.The displacement control device comprises a cutting table, a control center, a mounting table, a lifting seat and a laser cutting machine, and the control center and the mounting table are both arranged on the cutting table; the lifting seat is movably arranged on a guide rail formed on the mounting table, the laser cutting machine is arranged on the lifting seat, the displacement control device further comprises a storage table, a position adjusting control assembly and a scanning feedback purification assembly, the storage table is movably arranged on the cutting table and located on one side of the laser cutting machine, and the laser cutting machine is arranged on the storage table. The position adjusting control assembly is arranged on the cutting table and connected with the storage table, and the scanning feedback purification assembly is arranged on the cutting table and electrically connected with the position adjusting control assembly. The whole device is high in automation degree, and the manufacturing cost and the use cost of the whole device are reduced while precise laser cutting of mechanical parts is guaranteed.

Description

Technical Field

[0001] The present invention relates to the technical field of displacement control devices, and more specifically, to a displacement control device processed by laser beam and a method thereof. Background Art

[0002] Laser cutting is the most important application technology in the laser processing industry. Due to its many characteristics, it has been widely used in industrial sectors such as automobile, locomotive and vehicle manufacturing, aviation, chemical industry, light industry, electrical and electronic appliances, petroleum and metallurgy.

[0003] The most important components of the laser cutting device include the laser cutting machine and the displacement control device. The so-called displacement control device is mainly used to install the parts to be processed and adjust the position of the parts to be processed during the cutting process.

[0004] Existing displacement control devices use multiple driving devices, such as motors and electric cylinders, to adjust the lateral and longitudinal positions of the parts to be processed, which increases the use of driving devices for the entire displacement control device and makes the entire device larger in size, with a low degree of automation, a low correlation coefficient between the various parts, and high usage and manufacturing costs. Summary of the invention

[0005] The object of the present invention is to provide a displacement control device for laser beam processing to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above object, the present invention provides the following technical solutions:

[0007] A displacement control device for laser beam processing, comprising a cutting table, a control center, a mounting table, a lifting seat and a laser cutting machine, wherein the control center and the mounting table are both arranged on the cutting table, the lifting seat is movably arranged on a guide rail formed on the mounting table, and the laser cutting machine is arranged on the lifting seat, the displacement control device also comprises a storage table, a position adjustment control component and a scanning feedback purification component, the storage table is movably arranged on the cutting table and located on one side of the laser cutting machine, the position adjustment control component is arranged on the cutting table and connected to the storage table, and is used to adjust the displacement of the storage table, the scanning feedback purification component is arranged on the cutting table and electrically connected to the position adjustment control component, and is used to scan the installation direction of the part to be cut on the storage table and feed back to the position adjustment control component, and the scanning feedback purification component can purify the tail gas generated during the cutting process when it is working;

[0008] The positioning control assembly includes a fixed seat, a motor seat, a power element, a longitudinal positioning frame, a transverse positioning frame, a transverse positioning module and a longitudinal positioning module. The fixed seat is arranged on the cutting table, the motor seat is arranged on the fixed seat, the transverse positioning frame is movably arranged on the fixed seat, the longitudinal positioning frame is movably arranged on the transverse positioning frame and is connected to the storage table, the power element is arranged on the motor seat, the transverse positioning module is arranged on the fixed seat and the output end of the power element is connected to the transverse positioning frame, which is used to adjust the position of the transverse positioning module in the transverse direction on the cutting table, the longitudinal positioning module is arranged between the transverse positioning module and the longitudinal positioning frame, and the longitudinal positioning module is used to adjust the position of the storage table in the longitudinal direction on the cutting table.

[0009] A further technical solution of the present application: the lateral adjustment module includes a half gear, a gear seat, a connecting sleeve, a center shaft, a locking groove and a locking block, the gear seat is arranged on the motor seat, the half gear is movably arranged on the gear seat through the connecting sleeve, the inner wall of the lateral adjustment frame is provided with a plurality of teeth equidistant and symmetrically relative to the half gear, the teeth and the half gear are meshed, the locking groove is arranged on the inner wall of the connecting sleeve, the center shaft is movably arranged on the gear seat, the connecting sleeve is slidably sleeved on the outer wall of the center shaft, and the locking block is arranged on the center shaft and cooperates with the locking groove.

[0010] A further technical solution of the present application is as follows: the locking block is movably arranged on the center connecting shaft and the two are elastically connected; the longitudinal positioning module includes a threaded rod, a guide member and a connection switching structure; the threaded rod is movably arranged on the motor seat and threadably cooperates with the longitudinal positioning frame; the guide members are at least one group and are arranged on the outer wall of the transverse positioning frame; the guide member and the longitudinal positioning frame are slidably cooperated; the connection switching structure is arranged on the gear seat and connects the threaded rod and the locking block, so as to switch the connection between the center connecting shaft and the threaded rod / connecting sleeve.

[0011] A further technical solution of the present application is as follows: each group of the guide members includes a guide seat and a guide wheel, the guide seat is arranged on the outer wall of the transverse positioning frame, the guide wheel is movably arranged on the guide seat, and the guide wheel and the longitudinal positioning frame are slidably matched.

[0012] The present application has a further technical solution: the connection switching structure includes a sliding shaft, a trapezoidal block, a drag reduction wheel, a clamping block, a clamping slot, a movable plate and a positioning drive electric cylinder, the sliding shaft is slidably arranged in the middle connecting shaft, the trapezoidal block is arranged in a groove formed on the sliding shaft, the drag reduction wheel is movably arranged on the locking block and slidingly cooperates with the inclined surface on the trapezoidal block, the movable plate is movably arranged on the gear seat and the two are elastically connected, the sliding shaft and the movable plate are rotatably connected, the positioning drive motor is arranged on the gear seat and its movable end is connected to the movable plate, the clamping block is arranged on the outer wall of the sliding shaft away from the middle connecting shaft, and the clamping slot is arranged at the end of the threaded rod close to the middle connecting shaft and is located on the moving path of the clamping block.

[0013] The present application has a further technical solution: the position adjustment control assembly also includes a steering structure, and the steering structure is arranged between the lateral position adjustment frame and the storage table to control the rotation of the storage table.

[0014] The present application has a further technical solution: the steering structure includes a steering mounting plate, a second gear, a second rack and a pushing drive electric cylinder, the storage platform is movably set on the longitudinal adjustment frame, the second gear is movably set on the longitudinal adjustment frame, the steering mounting plate is set on the transverse adjustment frame, the second rack is movably set on one side of the second gear, the second gear is located on the moving path of the second rack and the two are adapted to each other, and the pushing drive electric cylinder is set on the steering mounting plate and its movable end is connected to the second rack.

[0015] A further technical solution of the present application is: the scanning feedback purification component includes a fan, a smoke purifier, a mounting bracket and an execution structure, the fan and the smoke purifier are both arranged on the cutting table, the mounting bracket is arranged on the cutting table, the execution structure is arranged on the mounting bracket, the fan connects the smoke purifier and the execution structure, and the execution structure is used to scan the placement direction of the parts to be cut on the storage table and to purify the exhaust gas during the parts cutting process.

[0016] A further technical solution of the present application is as follows: the execution structure includes a first rack, a first gear, a matching guide seat, a movable seat, a purification drive electric cylinder, a smoking seat and a scanning head. The matching guide seat is arranged on a support frame, and the movable seat is movably arranged in a slide groove formed on the matching guide seat. A movable steering seat is movably arranged on the movable seat. There are several scanning heads and they are arranged on a side of the movable steering seat close to the storage table. The smoking seat is arranged on the movable steering seat, and the first gear is arranged on the movable steering seat. The first rack is movably arranged on the matching guide seat and meshes with the first gear. The purification drive electric cylinder is arranged on the matching guide seat and its movable end is connected to the first rack. The smoking seat is connected to the fan through the movable seat and a hose, and the scanning head is electrically connected to the power element and the control center.

[0017] A displacement control method for laser beam processing is applied to the displacement control device in the above technical solution. The specific steps of the displacement control method are as follows:

[0018] S100: The parts to be cut are mounted on a suitable fixture, and then the fixture is mounted on a storage table. The control center controls the scanning feedback purification component to scan the installation direction of the parts to be cut on the storage table, and finally feeds back to the control center;

[0019] S200: The control center selects the cutting mode and direction and drives the power element to work according to the installation status of the received parts to be cut. When the power element works, it can control the transverse adjustment module and the longitudinal adjustment module to work respectively, so as to control the transverse adjustment frame to move along the transverse direction of the cutting table, and the longitudinal adjustment frame to move along the longitudinal direction, so as to adjust the position of the parts to be cut on the storage table. At the same time, the control center controls the lifting seat to move downward and the laser cutting machine to work, so as to realize the laser cutting of the parts to be cut;

[0020] S300: During the laser cutting process of the parts to be cut, the scanning feedback purification component is controlled to absorb and purify the exhaust gas generated during the cutting process.

[0021] Compared with the prior art, the technical solution provided by the embodiment of the present invention has the following beneficial effects:

[0022] The embodiment of the present invention sets a scanning feedback purification component and a positioning control component, and utilizes a mechanical linkage structure. Through a connection switching structure, the stepping motor and the lateral positioning module and the longitudinal positioning module can be connected separately, thereby realizing the use of a power source to control the movement of the parts to be cut on the storage table relative to the laser cutting machine in the lateral direction or the longitudinal direction respectively, thereby ensuring the basic adjustment of the cutting direction while reducing the number of driving devices used. At the same time, the scanning feedback purification component is used to scan and monitor the installation status of the parts and feedback it to the control center as the displacement control data basis of the positioning control component, thereby further improving the laser beam cutting processing accuracy. The entire device has a high degree of automation, which ensures the laser precision cutting of mechanical parts while reducing the cost and use cost of the entire device. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 Schematic diagram of the front side structure of the displacement control device processed by laser beam in an embodiment of the present invention;

[0024] Figure 2 It is a schematic diagram of the rear side structure of the displacement control device processed by laser beam in an embodiment of the present invention;

[0025] Figure 3 Schematic diagram of the structure of a scanning feedback purification component in a displacement control device processed by a laser beam in an embodiment of the present invention;

[0026] Figure 4 It is a structural schematic diagram of an execution structure in a displacement control device processed by a laser beam in an embodiment of the present invention;

[0027] Figure 5 Schematic diagram of the structure of the position adjustment control component in the displacement control device for laser beam processing in an embodiment of the present invention;

[0028] Figure 6 Schematic diagram of the structure of a lateral position adjustment module in a displacement control device processed by laser beam in an embodiment of the present invention;

[0029] Figure 7 An exploded view of a partial cross section of a center connecting shaft in a displacement control device processed by a laser beam in an embodiment of the present invention;

[0030] Figure 8 Schematic diagram of the structure of the steering structure in the displacement control device processed by laser beam in an embodiment of the present invention.

[0031] Explanation of the symbols in the schematic diagram:

[0032] 1-cutting table, 2-control center, 3-mounting table, 4-laser cutting machine, 5-lifting seat, 6-fan, 7-smoke purification box, 8-guide rail, 9-support frame, 10-matching guide seat, 11-movable steering seat, 12-smoking seat, 13-first gear, 14-purification drive electric cylinder, 15-first rack, 16-scanning head, 17-moving seat, 18-slide, 19-fixed seat, 20-horizontal adjustment frame, 21-stepping motor, 22-vertical adjustment frame , 23-storage table, 24-half gear, 25-gear seat, 26-guide seat, 27-guide wheel, 28-moving plate, 29-adjusting drive cylinder, 30-middle shaft, 31-sliding shaft, 32-locking block, 33-drag reduction wheel, 34-trapezoidal block, 35-threaded rod, 36-steering mounting plate, 37-push drive cylinder, 38-second rack, 39-second gear, 40-motor seat, 41-connecting sleeve, 42-locking groove, 43-block, 44-slot. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention. The present invention is further described below in combination with the embodiments.

[0034] See also Figure 1-Figure 8 In one embodiment of the present application, a displacement control device for laser beam processing includes a cutting table 1, a control center 2, a mounting table 3, a lifting seat 5 and a laser cutting machine 4, wherein the control center 2 and the mounting table 3 are both arranged on the cutting table 1, the lifting seat 5 is movably arranged on a guide rail 8 formed on the mounting table 3, and the laser cutting machine 4 is arranged on the lifting seat 5, and the displacement control device also includes a storage table 23, a position adjustment control component and a scanning feedback purification component, wherein the storage table 23 is movably arranged on the cutting table 1 and is located on one side of the laser cutting machine 4, the position adjustment control component is arranged on the cutting table 1 and connected to the storage table 23, and is used to adjust the displacement of the storage table 23, the scanning feedback purification component is arranged on the cutting table 1 and is electrically connected to the position adjustment control component, and is used to scan the installation direction of the part to be cut on the storage table 23 and feed back to the position adjustment control component, and the scanning feedback purification component can purify the exhaust gas generated during the cutting process when it is working;

[0035] The positioning control assembly includes a fixed seat 19, a motor seat 40, a power element, a longitudinal positioning frame 22, a transverse positioning frame 20, a transverse positioning module and a longitudinal positioning module. The fixed seat 19 is arranged on the cutting table 1, the motor seat 40 is arranged on the fixed seat 19, the transverse positioning frame 20 is movably arranged on the fixed seat 19, the longitudinal positioning frame 22 is movably arranged on the transverse positioning frame 20 and is connected to the storage table 23, the power element is arranged on the motor seat 40, the transverse positioning module is arranged on the fixed seat 19 and the output end of the power element is connected to the transverse positioning frame 20, which is used to adjust the position of the transverse positioning module in the transverse direction on the cutting table 1, the longitudinal positioning module is arranged between the transverse positioning module and the longitudinal positioning frame 22, and the longitudinal positioning module is used to adjust the position of the storage table 23 in the longitudinal direction on the cutting table 1.

[0036] It should be noted that the power element can be a stepper motor 21 or a servo motor. In the present embodiment, the power element is preferably a stepper motor 21. The stepper motor 21 is arranged on a motor seat 40 and its output end is connected to the lateral positioning module. As for the specific model parameters of the stepper motor 21, the best choice can be made according to the actual situation, and no specific limitation is made here.

[0037] In the present exemplary embodiment, the lateral positioning module includes a half gear 24, a gear seat 25, a connecting sleeve 41, a center shaft 30, a locking groove 42 and a locking block 32. The gear seat 25 is arranged on the motor seat 40, and the half gear 24 is movably arranged on the gear seat 25 through the connecting sleeve 41. A plurality of teeth are equidistant and symmetrically arranged on the inner wall of the lateral positioning frame 20 relative to the half gear 24, and the teeth are meshed with the half gear 24. The locking groove 42 is arranged on the inner wall of the connecting sleeve 41, and the center shaft 30 is movably arranged on the gear seat 25. The connecting sleeve 41 is slidably sleeved on the outer wall of the center shaft 30, and the locking block 32 is arranged on the center shaft 30 and cooperates with the locking groove 42.

[0038] In actual application, the part to be cut is mounted on an appropriate fixture, and then the fixture is mounted on the storage table 23. The control center 2 controls the scanning feedback purification component to scan the installation direction of the part to be cut on the storage table 23, and finally feeds back to the control center 2; the control center 2 selects the cutting method and direction according to the received installation status of the part to be cut and drives the stepper motor 21 to work. When the stepper motor 21 is working, it can control the rotation of the central connecting shaft 30, and under the cooperation between the locking block 32 and the locking groove 42, it can drive the connecting sleeve 41 and the half gear 24 to rotate, and under the meshing action between the teeth of the half gear 24 and the inner wall of the horizontal adjustment frame 20 , which can drive the lateral adjustment frame 20 and the storage table 23 to reciprocate in the lateral direction. By controlling the longitudinal adjustment module to work, the central connecting shaft 30 can be controlled to disengage from the connection with the connecting sleeve 41 and connect to the longitudinal adjustment module, thereby independently controlling the longitudinal adjustment frame 22 to move in the longitudinal direction, thereby adjusting the longitudinal position of the parts to be cut on the storage table 23. At the same time, the control center 2 controls the lifting seat 5 to move downward and the laser cutting machine 4 to work, thereby realizing the laser cutting of the parts to be cut; in the laser cutting process of the parts to be cut, by controlling the scanning feedback purification component to work, the exhaust gas generated in the cutting process can be absorbed and purified.

[0039] See also Figure 1 , Figure 2 , Figure 5 , Figure 6 , Figure 7 as well as Figure 8As another preferred embodiment of the present application, the locking block 32 is movably arranged on the center shaft 30 and the two are elastically connected. The longitudinal positioning module includes a threaded rod 35, a guide member and a connection switching structure. The threaded rod 35 is movably arranged on the motor seat 40 and is threadedly matched with the longitudinal positioning frame 22. The number of the guide members is at least one group and is arranged on the outer wall of the transverse positioning frame 20. The guide member and the longitudinal positioning frame 22 are slidably matched. The connection switching structure is arranged on the gear seat 25 and connects the threaded rod 35 and the locking block 32, which is used to switch the connection between the center shaft 30 and the threaded rod 35 / connecting sleeve 41.

[0040] In a specific case of this embodiment, each group of the guide members includes a guide seat 26 and a guide wheel 27, the guide seat 26 is arranged on the outer wall of the transverse adjustment frame, the guide wheel 27 is movably arranged on the guide seat 26, and the guide wheel 27 and the longitudinal adjustment frame 22 are slidably matched.

[0041] In another specific case of the present embodiment, the connection switching structure includes a sliding shaft 31, a trapezoidal block 34, a drag reduction wheel 33, a block 43, a slot 44, a movable plate 28 and a positioning drive electric cylinder 29, the sliding shaft 31 is slidably arranged in the middle connecting shaft 30, the trapezoidal block 34 is arranged in a groove formed on the sliding shaft 31, the drag reduction wheel 33 is movably arranged on the locking block 32 and slidingly cooperates with the inclined surface on the trapezoidal block 34, the movable plate 28 is movably arranged on the gear seat 25 and the two are elastically connected, the sliding shaft 31 and the movable plate 28 are rotatably connected, the positioning drive motor is arranged on the gear seat 25 and its movable end is connected to the movable plate 28, the block 43 is arranged on the outer wall of the sliding shaft 31 away from the middle connecting shaft 30, and the slot 44 is arranged at the end of the threaded rod 35 close to the middle connecting shaft 30 and is located on the moving path of the block 43.

[0042] When it is necessary to adjust the longitudinal position of the parts on the storage table 23, the adjustment drive electric cylinder 29 is controlled to work and extend, driving the movable plate 28 and the sliding shaft 31 to move in the direction away from the central connecting shaft 30. In this process, on the one hand, under the sliding cooperation between the inclined surface of the trapezoidal block 34 and the drag reduction wheel 33, the locking block 32 is retracted into the central connecting shaft 30, so that the central connecting shaft 30 and the connecting sleeve 41 and the half gear 24 are disconnected. On the other hand, the sliding shaft 31 can drive the block 43 to be inserted into the slot 44, so that the sliding shaft 31 and the threaded rod 35 are connected. At this time, when the stepping motor 21 rotates, the central connecting shaft 30 and the sliding shaft 31 are controlled to rotate, and then under the cooperation between the slot 44 and the block 43, the threaded rod 35 can be rotated, and then under the thread cooperation between the threaded rod 35 and the longitudinal adjustment frame 22, the longitudinal adjustment frame 22 and the storage table 23 can be driven to move in the longitudinal direction relative to the laser cutting machine 4, thereby realizing the driving work of the longitudinal displacement of the parts.

[0043] See also Figure 1-Figure 8 As another preferred embodiment of the present application, the positioning control assembly further includes a steering structure, which is disposed between the lateral positioning frame 20 and the storage platform 23 and is used to control the rotation of the storage platform 23.

[0044] In a specific case of the present embodiment, the steering structure includes a steering mounting plate 36, a second gear 39, a second rack 38 and a pushing drive electric cylinder 37, the storage platform 23 is movably set on the longitudinal adjustment frame 22, the second gear 39 is movably set on the longitudinal adjustment frame 22, the steering mounting plate 36 is set on the transverse adjustment frame 20, the second rack 38 is movably set on one side of the second gear 39, the second gear 39 is located on the moving path of the second rack 38 and the two are adapted to each other, and the pushing drive electric cylinder 37 is set on the steering mounting plate 36 and its movable end is connected to the second rack 38.

[0045] In another specific case of this embodiment, the scanning feedback purification component includes a fan 6, a smoke purifier 7, a mounting frame and an execution structure, the fan 6 and the smoke purifier 7 are both arranged on the cutting table 1, the mounting frame is arranged on the cutting table 1, the execution structure is arranged on the mounting frame, the fan 6 connects the smoke purifier 7 and the execution structure, and the execution structure is used to scan the placement direction of the parts to be cut on the storage table 23 and purify the exhaust gas during the part cutting process.

[0046] It should be supplemented that the execution structure includes a first rack 15, a first gear 13, a matching guide seat 10, a moving seat 17, a purification drive electric cylinder 14, a smoking seat 12 and a scanning head 16. The matching guide seat 10 is arranged on the support frame 9, and the moving seat 17 is movably arranged in a slide groove 18 formed on the matching guide seat 10. A movable steering seat 11 is movably arranged on the moving seat 17. There are several scanning heads 16 and they are arranged on the side of the movable steering seat 11 close to the storage table 23. The smoking seat 12 is arranged on the movable steering seat 11, and the first gear 13 is arranged on the movable steering seat 11. The first rack 15 is movably arranged on the matching guide seat 10 and meshes with the first gear 13. The purification drive electric cylinder 14 is arranged on the matching guide seat 10 and its movable end is connected to the first rack 15. The smoking seat 12 is connected to the fan 6 through the moving seat 17 and the hose, and the scanning head 16 is electrically connected to the power element and the control center 2.

[0047] After the fixture carrying the parts to be cut is mounted on the storage table 23, the orientation of the movable steering seat 11 is as follows: Figure 3As shown, by controlling the lateral positioning module to work, the part to be cut is controlled to reciprocate along the lateral direction, so that the part to be cut reciprocates directly under the scanning head 16. The scanning head 16 can determine the installation and placement status of the part to be cut, and then feed back the scanned data to the control center 2. The control center 2 determines the cutting position and direction based on the obtained data. After completing the scanning work, the purification drive electric cylinder 14 is controlled to work to drive the first rack 15 to move. Under the meshing action between the first rack 15 and the first gear 13, the first gear 13 and the movable steering seat 11 can be driven to rotate 90° to perform The smoking seat 12 is made parallel to the horizontal direction, and the fan 6 and the smoke purification box are controlled to work at the same time, so as to absorb and purify the exhaust gas generated in the laser cutting process. When cutting the installed parts or parts with complex structures to be cut, the control center 2 can also be used to control the push-drive electric cylinder 37 to drive the second rack 38 to move in the direction of the second gear 39, so that the second rack 38 and the second gear 39 are meshed. When the longitudinal direction of the storage table 23 is adjusted, the second gear 39 and the second rack 38 are meshed, thereby realizing the rotation drive of the storage table 23.

[0048] See also Figure 1-Figure 8 In another embodiment of the present application, a displacement control method using laser beam processing is applied to the displacement control device in the above embodiment, and the specific steps of the displacement control method are as follows:

[0049] S100: The part to be cut is mounted on a suitable fixture, and then the fixture is mounted on the storage table 23. The control center 2 controls the scanning feedback purification component to scan the installation direction of the part to be cut on the storage table 23, and finally feeds back to the control center 2;

[0050] S200: The control center 2 selects the cutting mode and direction and drives the power element to work according to the installation status of the received parts to be cut. When the power element works, it can control the transverse adjustment module and the longitudinal adjustment module to work respectively, so as to control the transverse adjustment frame 20 to move in the transverse direction on the cutting table 1, and the longitudinal adjustment frame 22 to move in the longitudinal direction, so as to adjust the position of the parts to be cut on the storage table 23. At the same time, the control center 2 controls the lifting seat 5 to move downward and the laser cutting machine 4 to work, so as to realize the laser cutting of the parts to be cut;

[0051] S300: During the laser cutting process of the parts to be cut, the scanning feedback purification component is controlled to absorb and purify the exhaust gas generated during the cutting process.

[0052] The present invention and its embodiments are described schematically above, and the description is not restrictive. The drawings show only one embodiment of the present invention, and the actual structure is not limited thereto. Therefore, if a person skilled in the art is inspired by it and designs a structural method and an embodiment similar to the technical solution without creativity without departing from the purpose of the invention, they shall all fall within the protection scope of the present invention.

[0053] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A displacement control device for laser beam processing, comprising a cutting table, a control center, a mounting table, a lifting seat and a laser cutting machine, wherein the control center and the mounting table are both arranged on the cutting table, the lifting seat is movably arranged on a guide rail formed on the mounting table, and the laser cutting machine is arranged on the lifting seat, characterized in that: The displacement control device also includes a storage table, a position adjustment control component and a scanning feedback purification component. The storage table is movably arranged on the cutting table and located on one side of the laser cutting machine. The position adjustment control component is arranged on the cutting table and connected to the storage table, and is used to adjust the displacement of the storage table. The scanning feedback purification component is arranged on the cutting table and is electrically connected to the position adjustment control component, and is used to scan the installation direction of the part to be cut on the storage table and feed back to the position adjustment control component. When the scanning feedback purification component is working, it can purify the exhaust gas generated during the cutting process; The positioning control assembly includes a fixed seat, a motor seat, a power element, a longitudinal positioning frame, a transverse positioning frame, a transverse positioning module and a longitudinal positioning module. The fixed seat is arranged on the cutting table, the motor seat is arranged on the fixed seat, the transverse positioning frame is movably arranged on the fixed seat, the longitudinal positioning frame is movably arranged on the transverse positioning frame and is connected to the storage table, the power element is arranged on the motor seat, the transverse positioning module is arranged on the fixed seat and the output end of the power element is connected to the transverse positioning frame, which is used to adjust the position of the transverse positioning module in the transverse direction on the cutting table, the longitudinal positioning module is arranged between the transverse positioning module and the longitudinal positioning frame, and the longitudinal positioning module is used to adjust the position of the storage table in the longitudinal direction on the cutting table.

2. The displacement control device for laser beam processing according to claim 1, characterized in that: The lateral positioning module includes a half gear, a gear seat, a connecting sleeve, a center connecting shaft, a locking groove and a locking block. The gear seat is arranged on the motor seat, and the half gear is movably arranged on the gear seat through the connecting sleeve. The inner wall of the lateral positioning frame is provided with a plurality of teeth equidistant and symmetrically relative to the half gear, and the teeth are meshed with the half gear. The locking groove is arranged on the inner wall of the connecting sleeve, and the center connecting shaft is movably arranged on the gear seat. The connecting sleeve is slidably sleeved on the outer wall of the center connecting shaft, and the locking block is arranged on the center connecting shaft and cooperates with the locking groove.

3. The displacement control device for laser beam processing according to claim 2, characterized in that: The locking block is movably arranged on the center shaft and the two are elastically connected. The longitudinal adjustment module includes a threaded rod, a guide member and a connection switching structure. The threaded rod is movably arranged on the motor seat and threadedly cooperates with the longitudinal adjustment frame. The guide members are at least one group and are arranged on the outer wall of the transverse adjustment frame. The guide member and the longitudinal adjustment frame are slidably matched. The connection switching structure is arranged on the gear seat and connects the threaded rod and the locking block, which is used to switch the connection between the center shaft and the threaded rod / connecting sleeve.

4. The displacement control device for laser beam processing according to claim 3, characterized in that: Each group of guide members includes a guide seat and a guide wheel. The guide seat is arranged on the outer wall of the transverse adjustment frame. The guide wheel is movably arranged on the guide seat. The guide wheel and the longitudinal adjustment frame are slidably matched.

5. The displacement control device for laser beam processing according to claim 3, characterized in that: The connection switching structure includes a sliding shaft, a trapezoidal block, a drag reduction wheel, a clamping block, a clamping slot, a movable plate and a positioning drive electric cylinder. The sliding shaft is slidably arranged in the middle connecting shaft, the trapezoidal block is arranged in a groove formed on the sliding shaft, the drag reduction wheel is movably arranged on the locking block and slidingly cooperates with the inclined surface on the trapezoidal block, the movable plate is movably arranged on the gear seat and the two are elastically connected, the sliding shaft and the movable plate are rotatably connected, the positioning drive motor is arranged on the gear seat and its movable end is connected to the movable plate, the clamping block is arranged on the outer wall of the sliding shaft away from the middle connecting shaft, and the clamping slot is arranged at an end of the threaded rod close to the middle connecting shaft and is located on the moving path of the clamping block.

6. The displacement control device for laser beam processing according to claim 3, characterized in that: The position adjustment control assembly also includes a steering structure, which is arranged between the lateral position adjustment frame and the storage platform and is used to control the rotation of the storage platform.

7. The displacement control device for laser beam processing according to claim 6, characterized in that: The steering structure includes a steering mounting plate, a second gear, a second rack and a pushing drive electric cylinder. The storage platform is movably set on the longitudinal adjustment frame, the second gear is movably set on the longitudinal adjustment frame, the steering mounting plate is set on the transverse adjustment frame, the second rack is movably set on one side of the second gear, the second gear is located on the moving path of the second rack and the two are adapted to each other, and the pushing drive electric cylinder is set on the steering mounting plate and its movable end is connected to the second rack.

8. The displacement control device for laser beam processing according to claim 1, characterized in that: The scanning feedback purification component includes a fan, a smoke purifier, a mounting frame and an execution structure. The fan and the smoke purifier are both arranged on a cutting table, the mounting frame is arranged on the cutting table, and the execution structure is arranged on the mounting frame. The fan connects the smoke purifier and the execution structure, and the execution structure is used to scan the placement direction of the parts to be cut on the storage table and purify the exhaust gas during the part cutting process.

9. The displacement control device for laser beam processing according to claim 8, characterized in that: The execution structure includes a first rack, a first gear, a matching guide seat, a movable seat, a purification drive electric cylinder, a smoking seat and a scanning head. The matching guide seat is arranged on a support frame, and the movable seat is movably arranged in a slide groove formed on the matching guide seat. A movable steering seat is movably arranged on the movable seat. There are several scanning heads and they are arranged on a side of the movable steering seat close to the storage table. The smoking seat is arranged on the movable steering seat, and the first gear is arranged on the movable steering seat. The first rack is movably arranged on the matching guide seat and meshed with the first gear. The purification drive electric cylinder is arranged on the matching guide seat and its movable end is connected to the first rack. The smoking seat is connected to the fan through the movable seat and a hose, and the scanning head is electrically connected to the power element and the control center.

10. A displacement control method for laser beam processing, applied to the displacement control device of claim 1, characterized in that: The specific steps of the displacement control method are as follows: S100: The parts to be cut are mounted on a suitable fixture, and then the fixture is mounted on a storage table. The control center controls the scanning feedback purification component to scan the installation direction of the parts to be cut on the storage table, and finally feeds back to the control center; S200: The control center selects the cutting mode and direction and drives the power element to work according to the installation status of the received parts to be cut. When the power element works, it can control the lateral adjustment module and the longitudinal adjustment module to work respectively, so as to control the lateral adjustment frame to move along the lateral direction of the cutting table, and the longitudinal adjustment frame to move along the longitudinal direction, so as to adjust the position of the parts to be cut on the storage table. At the same time, the control center controls the lifting seat to move downward and the laser cutting machine to work, so as to realize the laser cutting of the parts to be cut; S300: During the laser cutting process of the parts to be cut, the scanning feedback purification component is controlled to absorb and purify the exhaust gas generated during the cutting process.

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